The classical sphaleron transition rate exists and is equal to $1.1(\alpha_w T)^4$
High Energy Physics - Phenomenology
2009-10-28 v2 High Energy Physics - Lattice
High Energy Physics - Theory
Abstract
Results of a large scale numerical simulation show that the high temperature Chern-Simons number diffusion rate in the electroweak theory has a classical limit , where and is the weak fine structure constant.
Cite
@article{arxiv.hep-ph/9508202,
title = {The classical sphaleron transition rate exists and is equal to $1.1(\alpha_w T)^4$},
author = {J. Ambjørn and A. Krasnitz},
journal= {arXiv preprint arXiv:hep-ph/9508202},
year = {2009}
}
Comments
12 pages, plain LaTeX, figures part of the LaTeX source, minor errors corrected, acknowledgment added, to be published in Phys. Lett. B